Peter M Newton

US Patent:

20210113250, Apr 22, 2021

Filed:

Mar 30, 2018

Appl. No.:

16/499013

Inventors:

- Lessburg VA, US
Thomas J. Errico - New York NY, US
Peter Newton - La Jolla CA, US
Harry Shufflebarger - Jupiter FL, US
Larry E. McClintock - Gore VA, US

International Classification:

A61B 17/86
A61B 17/84
A61B 17/70

Abstract:

A fixation device includes a tapered cannula defining a bore therethrough, a shaft, and a post. The shaft includes a proximal portion disposed within the bore, and central and distal portions extending distally from the tapered cannula. The proximal portion includes a threaded inner surface defined therein. The shaft includes blades disposed within the central portion, the blades movable between a closed position in which the blades are disposed within the shaft and an open position in which the blades extend laterally through the shaft. The post includes a threaded outer surface threadingly engaged with the threaded inner surface of the shaft. The post is movable longitudinally within the shaft to transition the blades between the closed and open positions.